Focus on Mask Nose StripExport 1,000 tons a year
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There are three main parameters for the nose bridge of the mask: one is the width, the general flat mask is 3.0MM wide, and the KN95 is 4.0MM or 5.0MM wide. The second is the thickness, the commonly used thickness is 1.0MM. The third is the diameter of the iron wire, generally 0.45MM or 0.50MM diameter iron wire is used. For more detailed and specific parameters, please find Bi Ting Nose Bridge.